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Chapter 7: Q 262 (page 867)

In the following exercises, factor.

121x2-144

Short Answer

Expert verified

The factorization of the expression is(11x+12)(11x-12)

Step by step solution

01

Step 1. Given information

Given expression is121x2-144

02

Step 2. Write the expression as the difference of square.

121x2-144=(11x)2-(12)2

03

Step 3. Use formula a2-b2=(a+b)(a-b)

(11x)2-(12)2=(11x+12)(11x-12)

04

Step 4. Check

(11x+12)(11x-12)=121x2+132x-132x-144=121x2-144

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Most popular questions from this chapter

Factor Differences of Squares

In the following exercises, factor.

100k2-81

In the following exercises, factor completely.

5n3+320

The difference of squares y4-625can be factored as y2-25y2+25.But it is not completely factored. What more must be done to completely factor it?

Solve:

2u(5u-1)=0

Factor:6y3-15y2.
See all solutions

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